sassy

from WordNet (r) 3.0 (2006)

sassy
    adj 1: improperly forward or bold; "don't be fresh with me";
           "impertinent of a child to lecture a grownup"; "an
           impudent boy given to insulting strangers"; "Don't get
           wise with me!" [syn: {fresh}, {impertinent}, {impudent},
           {overbold}, {smart}, {saucy}, {sassy}, {wise}]

from Moby Thesaurus II by Grady Ward, 1.0

39 Moby Thesaurus words for "sassy":
      audacious, bandbox, biggety, bluff, bold, brash, brazen, cheeky,
      chutzpadik, cocky, contemptuous, crusty, derisive, disrespectful,
      doggy, facy, flip, flippant, forward, fresh, gally, gratuitous,
      impertinent, impudent, malapert, natty, nervy, pert, rude, saucy,
      smart, smart-alecky, smart-ass, spiffy, spruce, unabashed,
      uncalled-for, well-groomed, wise-ass

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